Two Japanese Imperial presentation tea bowls by Tsuji Hitachi, late Edo period, circa early 19th century, each bowl of very finely potted porcelain decorated in underglaze blue with various motifs including butterflies and bamboo foliage interspersed with the Imperial Kikumon (16 petal chrysanthemum emblem of the Japanese Imperial family). Approximately 5 cm high, 10 cm diameter,